chromium/src/third_party/blink/web_tests/http/tests/devtools/sources/debugger/resources/worker-source-map.json

{
"version":3,
"file":"",
"lineCount":1,
"mappings":"AAAAA,QAASA,YAAW,EACpB,CACI,QADJ,CAIAA,WAAA;",
"sources":["worker-source.js"],
"names":["doSomething"]
}